package tests.hashmap;

import java.util.HashMap;
import java.util.Map;

/**
 * <p> jdk源代码阅读hash包测试 </p>
 *
 * @author zl
 * @version 1.0
 * @create_date 2021/10/22 9:33
 */
public class Test {
    public static void main(String[] args) {
        Map<String,Double> hashMap = new HashMap<>();

        hashMap.put("k1",0.1);
        System.out.println("test开始");
        hashMap.put("k2",0.2);
        hashMap.put("k3",0.3);
        hashMap.put("k4",0.4);
    }
}